package com.EN.action;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.EN.entity.introduction;
import com.EN.service.introductionService;

public class intrFindServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public intrFindServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		introduction intr = new introduction();
		introductionService intrService = new introductionService();	
		
		if(intrService.findIntr("id", "001")!=null){
			String IntdIntroduc = intrService.findIntr("id", "001").getIntdIntroduce();
			request.setAttribute("intdIntroduce",IntdIntroduc);
		}else{
			/*String message =String.format(
					"请先添加！<meta http-equiv='refresh' content='1;url=%s'", 
					request.getContextPath()+"/servlet/intrAddServlet");
			request.setAttribute("message",message);
			request.getRequestDispatcher("/message.jsp").forward(request, response);
			return;*/
			request.setAttribute("intdIntroduce","");
		}
		if(request.getParameter("web_type").equals("back")){
			request.getRequestDispatcher("/jsp/Backstage/en_bs_INTRODUCTION_modif.jsp").forward(request, response);
		}else{
			request.getRequestDispatcher("/jsp/en_INTRODUCTION.jsp").forward(request, response);
		}
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		PrintWriter out = response.getWriter();
		out.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
		out.println("<HTML>");
		out.println("  <HEAD><TITLE>A Servlet</TITLE></HEAD>");
		out.println("  <BODY>");
		out.print("    This is ");
		out.print(this.getClass());
		out.println(", using the POST method");
		out.println("  </BODY>");
		out.println("</HTML>");
		out.flush();
		out.close();
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}
